（四硫化钾）（CAS 12136-49-1）：分子式 K2S、分子量 110.26。
| CAS号 | 12136-49-1 |
|---|---|
| 分子式 | K2S |
| 分子量 | 110.26 |
| 熔点 | 912 °C |
| 应用领域 | Uses: Used in photography (toner)、[www.ci.tucson.az.us、arthazards、medium.html] Used as an analytical reagent、depilatory、and medicine、[Hawley]、Photographic Processing [Category: Other]、Applying metallic patinas [Category: Hobbies]、Reagent in analytical chemistry、medicine.、Use Classification: Cosmetics -> Depilatory、Household Products: Information on 1 consumer products that contain Potassium sulfide in the following categories is provided:、• Landscaping、Yard、Methods of Manufacturing: BEST PREPD FROM THE ELEMENTS IN LIQUID AMMONIA: KLEMM ET AL、Z ANORG ALLGEM CHEM 241: 281 (1939)、FEHER IN HANDBOOK OF PREPARATIVE INORG CHEM VOL 1、G BRAUER、ED (ACADEMIC PRESS、NEW YORK、2ND ED、1963) PP 360-361.、POTASSIUM SULFATE & CARBON ARE HEATED IN A TIGHTLY CLOSED CRUCIBLE TO A MODERATE TEMPERATURE.、Formulations、Preparations: Grades: Technical、U.S. Production: (1986) No Data、U.S. Imports: (1986) No Data、U.S. Exports: (1986) No Data、General Manufacturing Information: Potassium sulfide (K2S): ACTIVE |
登记用途：Uses: Used in photography (toner)、[www.ci.tucson.az.us、arthazards、medium.html] Used as an analytical reagent、depilatory、and medicine、[Hawley]、Photographic Processing [Category: Other]、Applying metallic patinas [Category: Hobbies]、Reagent in analytical chemistry、medicine.、Use Classification: Cosmetics -> Depilatory、Household Products: Information on 1 consumer products that contain Potassium sulfide in the following categories is provided:、• Landscaping、Yard、Methods of Manufacturing: BEST PREPD FROM THE ELEMENTS IN LIQUID AMMONIA: KLEMM ET AL、Z ANORG ALLGEM CHEM 241: 281 (1939)、FEHER IN HANDBOOK OF PREPARATIVE INORG CHEM VOL 1、G BRAUER、ED (ACADEMIC PRESS、NEW YORK、2ND ED、1963) PP 360-361.、POTASSIUM SULFATE & CARBON ARE HEATED IN A TIGHTLY CLOSED CRUCIBLE TO A MODERATE TEMPERATURE.、Formulations、Preparations: Grades: Technical、U.S. Production: (1986) No Data、U.S. Imports: (1986) No Data、U.S. Exports: (1986) No Data、General Manufacturing Information: Potassium sulfide (K2S): ACTIVE。
（四硫化钾） 是一种化工化合物，登记 CAS 号为 12136-49-1，分子式 K2S（分子量 110.26）。
登记 CAS 号：12136-49-1
其分子式 K2S 由 2 个钾、1 个硫 组成。
别名/同义词：（四硫化钾） · (POTASSIUM TETRASULFIDE)
（四硫化钾） 的 CAS 登记号为 12136-49-1。
分子式 K2S，分子量 110.26。
别名/同义词：（四硫化钾）、(POTASSIUM TETRASULFIDE)。
登记用途：Uses: Used in photography (toner)、[www.ci.tucson.az.us、arthazards、medium.html] Used as an analytical reagent、depilatory、and medicine、[Hawley]、Photographic Processing [Category: Other]、Applying metallic patinas [Category: Hobbies]、Reagent in analytical chemistry、medicine.、Use Classification: Cosmetics -> Depilatory、Household Products: Information on 1 consumer products that contain Potassium sulfide in the following categories is provided:、• Landscaping、Yard、Methods of Manufacturing: BEST PREPD FROM THE ELEMENTS IN LIQUID AMMONIA: KLEMM ET AL、Z ANORG ALLGEM CHEM 241: 281 (1939)、FEHER IN HANDBOOK OF PREPARATIVE INORG CHEM VOL 1、G BRAUER、ED (ACADEMIC PRESS、NEW YORK、2ND ED、1963) PP 360-361.、POTASSIUM SULFATE & CARBON ARE HEATED IN A TIGHTLY CLOSED CRUCIBLE TO A MODERATE TEMPERATURE.、Formulations、Preparations: Grades: Technical、U.S. Production: (1986) No Data、U.S. Imports: (1986) No Data、U.S. Exports: (1986) No Data、General Manufacturing Information: Potassium sulfide (K2S): ACTIVE。
（四硫化钾）（CAS 12136-49-1）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 12136-49-1 |
|---|---|
| PubChem CID | 162263 |
| Molecular formula | K2S |
| IUPAC name | dipotassium;sulfide |
| UNII (FDA) | 31R0R7HD0N |
| Molecular Weight | 110.26 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 109.89948414 |
| Monoisotopic Mass | 109.89948414 |
| Topological Polar Surface Area | 1 |
| Heavy Atom Count | 3 |
| Melting Point | 912 °C |
|---|---|
| Melting Point | 840 °C |
POTASSIUM SULFIDE; 1312-73-8; potassium sulphide; Dipotassium monosulfide; Potassium sulfide (2:1); POTASSIUM MONOSULPHIDE; DIPOTASSIUM MONOSULPHIDE; 31R0R7HD0N; POTASSIUM SULPHIDE (2:1); HEPAR SULFURIS; RefChem:57958; POTASSIUM SULFURET; Kali Sulf. Bath Essence; POTASSIUM SULFIDE (K2S4); POTASSIUM SULPHIDE, ANHYDROUS; POTASSIUM POLYSULFIDE (K2S4)
| Regulatory & Food Contact | CIR / INCI: Depilatory |
|---|
| Reported hazard statements | H314, H400, H251 (44.3%), H300, H318, H371, H301, H312 |
|---|
H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
(POTASSIUM TETRASULFIDE) · CAS 12136-49-1 · K2S. UNII 31R0R7HD0N. Melting Point: 912 °C; Melting Point: 840 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: (POTASSIUM TETRASULFIDE)